Add elijah629.thedev.id (#609)

subdomains.json

@@ -75,6 +75,7 @@
   "dvd": "arnon001.github.io/dvd",
   "edrea": "edrea.netlify.app",
   "egktools": "eungangku.github.io/EGKTools",
+  "elijah629": "elijah629.vercel.app",
   "elvisvictor": "elvisndubuisi.vercel.app",
   "empun": "empun.github.io",
   "fadla": "muhamad-fadla.github.io",